== sanity test 77a: normal checksum read/write operation ========================================================== 07:00:44 (1717153244)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0791827 s, 106 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.213418 s, 39.3 MB/s